Description: Tall aquatic or hygrophytic grasses.
Inflorescence an effuse or contracted panicle. Spikelets on short or rather long pedicels, each with 3 florets of which the lower 2 are reduced to very small scale-like lemmas, disarticulating above the minute rudimentary glumes; uppermost floret well-developed and fertile, bisexual or unisexual with the organs of 1 sex reduced. Stamens 6. Styles 2, distinct, the stigmas plumose.
Distribution and occurrence: World: 1 species, endemic Australia. Australia: 1 species, endemic.
Closely related to the African genera Maltebrunia and Prosphytochloa. Derivation: from the Greek words for ‘river’ and ‘liking’.
Text by Jacobs, S.W.L., Whalley, R.D.B. & Wheeler, D.J.B.
Taxon concept: Grasses of New South Wales, Fourth Edition (2008).